Lifting supporting device for anchor rod drill carriage

Abstract

The utility model discloses a lifting support device for an anchor rod drill carriage, which comprises a support component used for supporting the top of a roadway, a support leg component used for abutting against the bottom of the roadway, a first driving component used for driving the support component to lift, and a second driving component used for driving the support leg component to lift, and the first driving assembly is connected with the second driving assembly. The lifting supporting device for the anchor rod drill carriage is reasonable in structure, the upper roadway top plate of the supporting device downwards abuts against the roadway ground during supporting operation, the supporting strength is guaranteed, meanwhile, the pressure on the carriage body is reduced, and the service life of the supporting device is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of anchor rod drilling rig, especially to a lifting support device for anchor rod drilling rig. BACKGROUND

[0002] At present, most of the coal mine roadway excavation in China adopts anchor rod support form. Many underground anchor rod supports adopt single anchor rod drilling machine. These drilling machines generally have low automation level, low anchor support efficiency, high labor intensity of workers, poor working environment, poor safety and other problems.

[0003] A better solution is to use anchor rod drilling rig to replace single anchor rod drilling machine, improve anchor support efficiency, enhance anchor support safety, and realize cross operation with the heading machine. However, due to the limitation of excavation process, the anchor rod drilling rig is in an area without anchor support when performing anchor rod support, and there is also a safety risk without support. Therefore, a temporary support device is needed on the anchor rod drilling rig to perform temporary support of the roadway roof and ensure the safety of the anchor rod drilling rig.

[0004] However, the traditional anchor rod drilling rig temporary support device has many problems such as poor adaptability to the roadway roof, heavy mechanism, small supporting force, etc., which makes the effect of the temporary support device not ideal, and the safety of the working area of the anchor rod drilling rig operator cannot be well guaranteed.

[0005] The support device in the prior art as described in CN110359940A includes a telescopic mechanism and a support mechanism arranged at the end of the telescopic mechanism. One end of the telescopic mechanism is connected with the anchor rod drilling rig, and the other end is connected with the support mechanism. The support mechanism includes a cross beam sleeve connected with the telescopic mechanism and a support cross beam arranged at both ends of the cross beam sleeve and abutting with the working top surface of the anchor rod drilling rig. A lifting cylinder for providing telescopic power is arranged in the telescopic mechanism, and a swing cylinder is also arranged at the connection between the telescopic mechanism and the anchor rod drilling rig.

[0006] When supporting the operation, the above support device supports the roadway roof through the support mechanism, and the supporting force is completely provided by the connection between the telescopic mechanism and the vehicle body. The connection strength between the support device and the vehicle body is high, which easily causes the fracture and separation of the support device and the vehicle body.

[0007] Therefore, it is necessary to improve the lifting support device for anchor rod drilling rig in the prior art. UTILITY MODEL CONTENTS

[0008] The utility model aims at overcoming the defects in the prior art, and provides a lifting support device for anchor rod drilling rig. When supporting the operation, the support device supports the roadway roof from above and abuts against the roadway ground from below, which ensures the support strength and reduces the pressure on the vehicle body, and ensures the service life of the support device.

[0009] In order to realize the above technical effects, the utility model discloses technical scheme as follows: a lifting support device for anchor rod drill carriage, including the support assembly for supporting the top of roadway, the support foot assembly for abutting the bottom of roadway, the first drive assembly of driving the support assembly elevating, the second drive assembly of driving the support foot assembly elevating, the first drive assembly with second drive assembly link to each other setting.

[0010] According to one embodiment of the utility model, the first drive assembly includes upper outer tube, upper middle tube and upper first drive piece, the upper middle tube is slidably arranged in the upper outer tube, the upper first drive piece is arranged between the upper outer tube and the upper middle tube, and the upper first drive piece is used for driving the lifting of the upper middle tube.

[0011] According to one embodiment of the utility model, the first drive assembly further includes upper inner tube and upper second drive piece, the upper inner tube is slidably arranged in the upper middle tube, the upper second drive piece is arranged between the upper middle tube and the upper inner tube, and the upper second drive piece is used for driving the lifting of the upper inner tube, and the support assembly is fixedly connected with the upper inner tube.

[0012] According to one embodiment of the utility model, the support foot assembly includes lower outer tube, the second drive assembly includes lower first drive piece, the lower outer tube is arranged in parallel with the upper outer tube, the lower outer tube is slidably connected with the upper outer tube, the lower first drive piece is arranged between the lower outer tube and the upper outer tube, and the lower first drive piece is used for driving the lifting of the lower outer tube.

[0013] According to one embodiment of the utility model, the support foot assembly further includes lower inner tube and support foot body fixed to the end of the lower inner tube, and the lower inner tube is slidably arranged in the lower outer tube, and the second drive assembly further includes lower second drive piece arranged between the lower outer tube and the lower inner tube, and the lower second drive piece is used for driving the lifting of the lower inner tube.

[0014] According to one embodiment of the utility model, the outer wall of the upper outer tube is fixedly provided with guide plate, and the extension direction of the guide plate is vertically arranged, and the outer wall of the lower outer tube is fixedly provided with clamping plate, and the clamping plate is slidably connected with the guide plate.

[0015] According to one embodiment of the utility model, the support assembly includes fixed bracket and support frame arranged on the both sides of the fixed bracket, the support frame is slidably connected with the fixed bracket, and the sliding direction of the support frame is horizontally arranged, and the third drive assembly for driving the sliding of the support frame is arranged between the support frame and the fixed bracket.

[0016] According to one embodiment of the utility model, the support assembly further includes a translation cylinder slidingly arranged in the fixed bracket, the support frame is fixedly connected with the translation cylinder; the third driving assembly includes a translation driving element arranged between the fixed bracket and the translation cylinder, and the translation driving element is used for driving the translation cylinder to slide.

[0017] According to one embodiment of the utility model, the horizontal adjusting assembly is further arranged for adjusting the horizontal position of the support assembly.

[0018] According to one embodiment of the utility model, the horizontal adjusting assembly includes a fixedly arranged telescopic outer cylinder and a telescopic inner cylinder slidingly arranged in the telescopic outer cylinder, the sliding direction of the telescopic inner cylinder is horizontally arranged, and a fourth driving assembly for driving the telescopic inner cylinder to slide is arranged between the telescopic inner cylinder and the telescopic outer cylinder; the first driving assembly is fixedly connected with the telescopic inner cylinder.

[0019] The utility model discloses the advantages and beneficial effects are that: the utility model anchor rod drill carriage uses lifting support device structure is reasonable, through setting up support assembly, first driving assembly, support foot assembly and second driving assembly, support assembly upper top roadway roof, support foot assembly lower resistance roadway ground when supporting operation, guarantee the support strength while reducing the pressure to the car body, guarantee the service life of lifting support device. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the structure schematic diagram of the embodiment of the utility model anchor rod drill carriage lifting support device.

[0021] Figure 2 It is the plan view of Figure 1 .

[0022] Figure 3 It is the sectional view of Figure 1 .

[0023] Figure 4 It is the structure schematic diagram of the lifting support device omitting driving element.

[0024] Figure 5 It is the sectional view of Figure 4 .

[0025] Figure 6 It is the sectional view of (another section method) of Figure 4 .

[0026] In the diagram: 11. Upper outer cylinder; 12. Upper middle cylinder; 13. Upper first-stage drive component; 14. Upper inner cylinder; 15. Upper second-stage drive component; 21. Lower outer cylinder; 22. Lower first-stage drive component; 23. Lower inner cylinder; 24. Support cylinder body; 25. Lower second-stage drive component; 31. Guide plate; 32. Clamping plate; 41. Fixed bracket; 42. Support frame; 43. Translation cylinder; 44. Translation drive component; 51. Telescopic outer cylinder; 52. Telescopic inner cylinder; 53. Fourth drive assembly. Detailed Implementation

[0027] The specific embodiments of this utility model will be further described below with reference to the accompanying drawings and examples. The following examples are only used to more clearly illustrate the technical solution of this utility model and should not be construed as limiting the scope of protection of this utility model. Example

[0028] like Figures 1-6 As shown, the lifting support device for the anchor drilling rig in this embodiment includes a support assembly for supporting the top of the roadway, a support foot assembly for abutting the bottom of the roadway, a first drive assembly for driving the support assembly to rise and fall, and a second drive assembly for driving the support foot assembly to rise and fall. The first drive assembly and the second drive assembly are connected and arranged together.

[0029] With this design, the support components provide support and protection for the top of the tunnel, while the support foot components provide abutment support for the bottom of the tunnel. The pressure on the support components is transferred to the support foot components, which not only ensures the support strength of the support components but also reduces the pressure of this lifting support device on the vehicle body and the pressure at the connection between the lifting support device and the vehicle body.

[0030] According to one embodiment of the present invention, the first driving assembly includes an upper outer cylinder 11, an upper middle cylinder 12, and a higher-level driving component 13. The upper middle cylinder 12 is slidably disposed inside the upper outer cylinder 11, and the higher-level driving component 13 is disposed between the upper outer cylinder 11 and the upper middle cylinder 12. The higher-level driving component 13 is used to drive the upper middle cylinder 12 to rise and fall.

[0031] This design achieves the purpose of driving the upper middle cylinder 12 to rise and fall; the upper-level driving component 13 includes a first oil cylinder, the cylinder body of the first oil cylinder is fixedly connected to the upper outer cylinder 11, and the piston rod of the first oil cylinder is fixedly connected to the upper middle cylinder 12.

[0032] According to one embodiment of the present invention, the first driving assembly further includes an upper inner cylinder 14 and an upper secondary driving member 15. The upper inner cylinder 14 is slidably disposed within the upper middle cylinder 12, and the upper secondary driving member 15 is disposed between the upper middle cylinder 12 and the upper inner cylinder 14. The upper secondary driving member 15 is used to drive the upper inner cylinder 14 to rise and fall. The support assembly is fixedly connected to the upper inner cylinder 14.

[0033] Through the design, the lifting range of the support assembly is improved without increasing the overall length of the first driving assembly; the upper secondary driving member 15 comprises a second oil cylinder, the second oil cylinder is arranged in the upper inner cylinder 14, the cylinder body of the second oil cylinder is fixedly connected with the inner wall of the upper middle cylinder 12, and the piston rod of the second oil cylinder is fixedly connected with the inner wall of the upper inner cylinder 14.

[0034] According to one embodiment of the utility model, the support foot assembly comprises a lower outer cylinder 21, the second driving assembly comprises a lower primary driving member 22, the lower outer cylinder 21 is arranged in parallel with the upper outer cylinder 11, the lower outer cylinder 21 is slidingly connected with the upper outer cylinder 11, the lower primary driving member 22 is arranged between the lower outer cylinder 21 and the upper outer cylinder 11, and the lower primary driving member 22 is used for driving the lifting of the lower outer cylinder 21.

[0035] Through the design, the purpose of lifting the lower outer cylinder 21 is achieved; the lower primary driving member 22 comprises a third oil cylinder, the cylinder body of the third oil cylinder is fixedly connected with the outer wall of the upper outer cylinder 11, and the piston rod of the third oil cylinder is fixedly connected with the outer wall of the lower outer cylinder.

[0036] According to one embodiment of the utility model, the support foot assembly further comprises a lower inner cylinder 23 and a support foot body 24 fixed to the end of the lower inner cylinder 23, and the lower inner cylinder 23 is slidingly arranged in the lower outer cylinder 21; the second driving assembly further comprises a lower secondary driving member 25 arranged between the lower outer cylinder 21 and the lower inner cylinder 23, and the lower secondary driving member is used for driving the lifting of the lower inner cylinder 23.

[0037] Through the design, the lifting range of the support foot assembly is improved without increasing the overall length of the second driving assembly; the lower secondary driving member 25 comprises a fourth oil cylinder, the fourth oil cylinder is arranged in the lower inner cylinder 23, the cylinder body of the fourth oil cylinder is fixedly connected with the inner wall of the lower outer cylinder 21, and the piston rod of the fourth oil cylinder is fixedly connected with the inner wall of the lower inner cylinder 23.

[0038] According to one embodiment of the utility model, the outer wall of the upper outer cylinder 11 is fixedly provided with a guide plate 31, and the extension direction of the guide plate 31 is vertically arranged; the outer wall of the lower outer cylinder 21 is fixedly provided with a clamping plate 32, and the clamping plate 32 is slidingly connected with the guide plate 31.

[0039] Through the design, the purpose of slidingly guiding the lower outer cylinder 21 is achieved.

[0040] According to one embodiment of the utility model, the support assembly includes fixed bracket 41 and the support frame 42 that sets up at the both sides of fixed bracket 41, support frame 42 with fixed bracket 41 sliding connection, the sliding direction of support frame 42 is horizontally set up, be provided with third drive assembly for driving the sliding of support frame 42 between support frame 42 and fixed bracket 41.

[0041] Through such design, support frame 42 can extend to both sides, improve the support range, fixed bracket 41 and upper inner cylinder 14 fixed connection.

[0042] According to one embodiment of the utility model, the support assembly further includes the translation cylinder 43 that is slidingly arranged in the fixed bracket 41, the support frame 42 is fixedly connected with the translation cylinder 43, and the third drive assembly includes the translation driving part 44 arranged between the fixed bracket 41 and the translation cylinder 43, the translation driving part 44 is used to drive the sliding of the translation cylinder 43.

[0043] Through such design, the horizontal extension of support frame 42 is realized, and the translation driving part 44 includes the fifth oil cylinder, the fifth oil cylinder is arranged in the translation cylinder 43, the cylinder body of the fifth oil cylinder is fixedly connected with the inner wall of the fixed bracket 41, and the piston rod of the fifth oil cylinder is fixedly connected with the inner wall of the translation cylinder 43.

[0044] According to one embodiment of the utility model, the horizontal adjusting assembly for adjusting the horizontal position of the support assembly is further included.

[0045] Through such design, the horizontal position of the support assembly can be changed without moving the anchor rod drill carriage, and the convenience is improved.

[0046] According to one embodiment of the utility model, the horizontal adjusting assembly includes the fixedly arranged telescopic outer cylinder 51, the telescopic inner cylinder 52 slidingly arranged in the telescopic outer cylinder 51, the sliding direction of the telescopic inner cylinder 52 is horizontally arranged, and the fourth drive assembly 53 for driving the sliding of the telescopic inner cylinder 52 is arranged between the telescopic inner cylinder 52 and the telescopic outer cylinder 51, and the first drive assembly is fixedly connected with the telescopic inner cylinder 52.

[0047] Through such design, the telescopic outer cylinder 51 is fixedly connected with the vehicle body of the anchor rod drill carriage, the upper outer cylinder 11 is fixedly connected with the telescopic inner cylinder 52, the fourth drive assembly 53 includes the sixth oil cylinder, the sixth oil cylinder is arranged in the telescopic inner cylinder 52, the cylinder body of the sixth oil cylinder is fixedly connected with the inner wall of the telescopic outer cylinder 51, and the piston rod of the sixth oil cylinder is fixedly connected with the inner wall of the telescopic inner cylinder 52.

[0048] The above merely is the preferred implementation manner of the present application, and it should be noted that, for the ordinary skilled in the art, without departing from the technical principles of the present application, a number of improvements and refinements can be made, and these improvements and refinements should also be considered as the protection scope of the present application.

Claims

1. A lifting support device for a roof bolter, characterised in that, The support assembly comprises a support assembly for supporting the roof of the roadway, a support foot assembly for abutting the bottom of the roadway, a first drive assembly for driving the support assembly to lift, and a second drive assembly for driving the support foot assembly to lift, and the first drive assembly is connected with the second drive assembly.

2. The rise and support device for a roof bolter as defined in claim 1 wherein, The first drive assembly comprises an upper outer cylinder (11), an upper middle cylinder (12), and an upper primary drive element (13), the upper middle cylinder (12) is slidingly arranged in the upper outer cylinder (11), and the upper primary drive element (13) is arranged between the upper outer cylinder (11) and the upper middle cylinder (12), and the upper primary drive element (13) is used for driving the upper middle cylinder (12) to lift.

3. The rise and support device for a roof bolter as defined in claim 2 wherein, The first drive assembly further comprises an upper inner cylinder (14) and an upper secondary drive element (15), the upper inner cylinder (14) is slidingly arranged in the upper middle cylinder (12), and the upper secondary drive element (15) is arranged between the upper middle cylinder (12) and the upper inner cylinder (14), and the upper secondary drive element (15) is used for driving the upper inner cylinder (14) to lift; and the support assembly is fixedly connected with the upper inner cylinder (14).

4. The rise and support device for a roof bolter as defined in claim 2 wherein, The support foot assembly comprises a lower outer cylinder (21), and the second drive assembly comprises a lower primary drive element (22), the lower outer cylinder (21) is arranged in parallel with the upper outer cylinder (11), the lower outer cylinder (21) is slidingly connected with the upper outer cylinder (11), the lower primary drive element (22) is arranged between the lower outer cylinder (21) and the upper outer cylinder (11), and the lower primary drive element (22) is used for driving the lower outer cylinder (21) to lift.

5. The rise and support device for a roof bolter as defined in claim 4 wherein, The support foot assembly further comprises a lower inner cylinder (23) and a support foot body (24) fixed to the end of the lower inner cylinder (23), and the lower inner cylinder (23) is slidingly arranged in the lower outer cylinder (21); the second drive assembly further comprises a lower secondary drive element (25) arranged between the lower outer cylinder (21) and the lower inner cylinder (23), and the lower secondary drive element is used for driving the lower inner cylinder (23) to lift.

6. The rise and support device for a roof bolter as defined in claim 4 wherein, An outer wall of the upper outer cylinder (11) is fixedly provided with a guide plate (31), and the extension direction of the guide plate (31) is vertically arranged; an outer wall of the lower outer cylinder (21) is fixedly provided with a clamping plate (32), and the clamping plate (32) is slidingly connected with the guide plate (31).

7. The rise and support device for a roof bolter as defined in claim 1 wherein, The support assembly comprises a fixed bracket (41) and a support bracket (42) arranged on both sides of the fixed bracket (41), the support bracket (42) is slidingly connected with the fixed bracket (41), and the sliding direction of the support bracket (42) is horizontally arranged; a third drive assembly for driving the support bracket (42) to slide is arranged between the support bracket (42) and the fixed bracket (41).

8. The rise and support device for a roof bolter as defined in claim 7 wherein, The supporting assembly further comprises a translation cylinder (43) slidingly arranged in the fixed bracket (41), and the supporting frame (42) is fixedly connected with the translation cylinder (43); the third driving assembly comprises a translation driving element (44) arranged between the fixed bracket (41) and the translation cylinder (43), and the translation driving element (44) is used for driving the translation cylinder (43) to slide.

9. The rise and support device for a roof bolter as defined in claim 1 wherein, Further comprising a horizontal adjusting assembly used for adjusting the horizontal position of the supporting assembly.

10. The rise and support device for a roof bolter as defined in claim 9 wherein, The horizontal adjusting assembly comprises a fixedly arranged telescopic outer cylinder (51), a telescopic inner cylinder (52) slidingly arranged in the telescopic outer cylinder (51), and the sliding direction of the telescopic inner cylinder (52) is horizontally arranged; a fourth driving assembly (53) for driving the telescopic inner cylinder (52) to slide is arranged between the telescopic inner cylinder (52) and the telescopic outer cylinder (51); and the first driving assembly is fixedly connected with the telescopic inner cylinder (52).

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